Improved water-wheel



UNITED STATES PATENT OFFICE.

ABRAHAM ANDRE\VS, OF BERNVILLE, PENNSYLVANIA.

IMPROVED WATER-WHEEL.

Specification forming part of Letters Patent No. 231,144, dated March 8, 1859.

To @ZZ whom it may concern:

Be it known that I, ABRAHAM ANDREWS, of Bernville, Berks county, Pennsylvania, have invented an Improved lVater-Wheel; and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawing, and to the letters of reference marked thereon, making a part of this specification.

A represents a square block having,` a spiral chamber B curving upward, through which the Water flows, the Water entering at the opening C and passing up and over the Wheel, which is above the spiral chamber B; D, the 

